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TFS36F Filter Specification
型号:   TFS36F
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描述:   Filter Specification
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品牌   VECTRON [ Vectron International, Inc ]
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TFS36F.doc
version 1.2
07.02.2003
VI
TELEFILTER
Description
IF filter for digital cable TV
Filter Specification
TFS 36 F
1/5
Measurement condition
Ambient temperature T
A
:
Input power level:
Terminating impedance:
25 C
0 dBm
source: 50
load:
2 k
II 3 pF
Characteristics
Remark:
Reference level for the relative attenuation arel of the TFS 36F is the insertion loss. The insertion loss a e is defined as the insertion loss at
the nominal frequency fN .
Data
Insertion loss
(reference level)
Nominal frequency
Centre frequency
Bandwidth
fN
fc
at ambient temperature T
A
typ. Value
19,6
MHz
Limit
20,3
±
1,5
dB
-
-
7,5
7,9
9,3
40
MHz
MHz
MHz
ns
36,125 MHz
36,125 MHz
±
0,055 MHz
-
-
-
-
1 dB
3 dB
30 dB
Group delay ripple
Relative attenuation
p-p in
fc
±
3,75 MHz
arel
32,32
39,93
32,13
40,13
31,25
47,25
lower side lobe
upper side lobe
25,00 ... 29,50
29,50 ... 31,25
40,90 ... 43,50
43,50 ... 50,00
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
1,6
1,2
3,8
3,4
41
47
42
39
35
41
55
53
-
-
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
1,1
3,1
3,2
min.
min.
min.
min.
min.
min.
min.
min.
-25 ...
-40 ...
±
±
±
-
1
1,2
1,2
35
42
36
32
32
36
42
50
65
85
-
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
°
C
°
C
Reflected wave signal suppression
1,2
µs...6,0 µs
after main pulse
Feedthrough signal suppression
Operable temperature range
Storage temperature range
Temperature coefficient of frequency
TC
f
*
*)
fc(Hz) = Tc
f
(ppm/K) x (T - T
A
) x f
CAT
(MHz)
- 0,072 ppm / K
generated:
checked / approved:
TELEFILTER GmbH
Potsdamer Straße 18
D 14 513 TELTOW / Germany
Tel: (+49) 3328 4784-0 / Fax: (+49) 3328 4784-30
E-Mail:
VI TELEFILTER reserves the right to make changes to the product(s) and/or information contained herein without notice. No liability is assumed
as a result of their use or application. No rights under any patent accompany the sale of any such product(s) or information.
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